--- config.mk.orig	Sat May  7 15:07:28 2016
+++ config.mk	Mon May  9 13:36:03 2016
@@ -29,4 +29,4 @@ LDFLAGS = -s ${LIBS}
 CPPFLAGS = -D_XOPEN_SOURCE=700 -D_DEFAULT_SOURCE -D_BSD_SOURCE ${INCS}
 
 # OpenBSD 5.9+: use pledge(2)
-#CPPFLAGS += -DUSE_PLEDGE
+CPPFLAGS += -DUSE_PLEDGE
